A school algebra to quadratic equations1875 |
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Page 41
... half - crowns and florins , and the total number of coins was 13 . How many were there of each ? Let x number of half - crowns . .. 13 - x = number of florins . Now the value of the half - crowns and florins must together = the amount ...
... half - crowns and florins , and the total number of coins was 13 . How many were there of each ? Let x number of half - crowns . .. 13 - x = number of florins . Now the value of the half - crowns and florins must together = the amount ...
Page 42
... half by 23 . 3. Find a number which shall exceed the difference of its half and its third by 4 . 4. Required the number whose half diminished by shall equal the sum of its third and fourth diminished by . 5. Find a number such that the ...
... half by 23 . 3. Find a number which shall exceed the difference of its half and its third by 4 . 4. Required the number whose half diminished by shall equal the sum of its third and fourth diminished by . 5. Find a number such that the ...
Page 43
... half - crowns . The total number of coins was 12. Required the number of each sort . 22. One half of a certain number of poor people received half - a - crown each , one third received a shilling each , and the rest sixpence each ; the ...
... half - crowns . The total number of coins was 12. Required the number of each sort . 22. One half of a certain number of poor people received half - a - crown each , one third received a shilling each , and the rest sixpence each ; the ...
Page 47
... half the first . For the unit a a being divided into twice as many parts in as in each part 26 ō ' can only have half the value , and the same number of parts is taken in both cases ; therefore the result in the second case is a only ...
... half the first . For the unit a a being divided into twice as many parts in as in each part 26 ō ' can only have half the value , and the same number of parts is taken in both cases ; therefore the result in the second case is a only ...
Page 48
Charles Mansford. a only half as great . In like manner is only one third of 3b only one fourth , and so on . Therefore a a b ' 4b To divide a fraction by a whole number , we multiply the denominator by that number and retain the nu ...
Charles Mansford. a only half as great . In like manner is only one third of 3b only one fourth , and so on . Therefore a a b ' 4b To divide a fraction by a whole number , we multiply the denominator by that number and retain the nu ...
Common terms and phrases
a+b+c a²-b² a²+ab+b² a²+b² added adfected quadratic Algebra Arithmetic bought cent changing their signs clearing off fractions complete the square compound expressions cost difference Ditto Divide the number dividend division divisor eliminate equa equal equation containing examples exceeds EXERCISE extract the square factors feet Find the numbers florins following rule gallons greatest common measure half-crowns half-guineas Hence least common multiple methods miles per hour minuend number sought numerator and denominator numerical value obtained PROBLEMS proceed quadratic equation quotient remainder Remove the brackets Required the number rule of signs second term sheep shillings simple equations SIMULTANEOUS EQUATIONS Solve the equations Solve the following square root subtracted sugar suppose symbols terms containing third Transpose twice the product unknown quantities write written x+1 x+2 yards
Popular passages
Page 91 - A vintner sold 7 dozen of sherry and 12 dozen of claret for 50/., and finds that he has sold 3 dozen more of sherry for 10/. than he has of claret for 6/. Required the price of each.
Page 28 - I. The square of the sum of two quantities is equal to the square of the first, plus twice the product of the first by the second, plus the square of the second.
Page 28 - The square of the difference of two quantities is equal to the square of the first minus twice the product of the first by the second, plus the square of the second.
Page 28 - ... the product of the two, plus the square of the second. In the third case, we have (a + b) (a — 6) = a2 — b2. (3) That is, the product of the sum and difference of two quantities is equal to the difference of their squares.
Page 69 - There is a certain number, consisting of two places of figures, which is equal to four times the sum of its digits ; and if 18 be added to it, the digits will be inverted; what is the number? Ans. 24.
Page 73 - ... 7. A person walking along the road in a fog meets one waggon and overtakes another which is travelling at the same rate as the former. and he observes that between the time of his first seeing and passing the waggons, he walks 20 yds. and 60 yds.
Page 43 - ... start at the same time, from the same place, and travel in opposite directions, what will represent their distance apart at the end of 1 day ? of 2, 3, 4, 5 days ? ART.
Page 44 - Divide the greater number by the less, the divisor by the remainder, and thus continue to divide the last divisor by the last remainder until there is no remainder ; the last divisor will be the greatest common divisor.
Page 34 - Any term may be transposed from one side of an equation to the other by changing its sign.
Page 3 - Quantities having the same sign are said to have like signs ; those having different signs are said to have unlike signs.